Environmental aspects 32 Environmental health 32 Health aspects 32 Water quality 32 standards 32 Gezondheid 31 Pollution 31 Public Health 31 Quality Control 31 Water 31 Water Microbiology 31 Water Pollution 31 Water Supply 31 Water quality management 31 prevention & control 31 Nepal 13 Environmental exposure 4 Series 3 Air Pollunts adverse effect 2 Air pollution prevention and control 2 Children 2 Decorative paint 2 Environmental monitoring methods 2 Europe 2 Information systems 2 International Paints 2 Kathmandu 2 Knowledge 2 Lead anti-corrosive agents 2 Lead driers 2